The Teknik Office Ergo Comfort Blue Fabric chair is our versatile multi-adjustable black fabric executive operator chair, perfect for all environments and users! It has 4 multi-adjustments - a limited forward seat tilt, seat slide, back tilt and gas lift seat height adjustment for excellent user support and comfort. Certified for 24 hour use (BS5459-2: 2000) and with 150 kg rated gas lift, it's an ideal and affordable solution for all types of work and home environments. This chair also accepts height adjustable comfort armrests, has a sturdy steel base included and is available in Blue or Black Fabric. It also accepts an optional height adjustable Comfort pair of arms (sold separately)